Acoustic panels with self-adhesive design.When you recive the acoustic foam panels, just peel and stick.<br> Widely Used - Excellent acoustic treatment for many occasions, not only for live sound treatment on studio and office walls,but also for recording studios,home studios and anywhere you needed.<br> Sound insulation panels are multifunctional and can be used in professional studios, rehearsal rooms, concert , podcasts, churches, home theaters, vocal kiosks, home studios, offices, private spaces for men, and kennels , Sundries wardrobe, etc. By using the absorption panel to unnecessary sounds, other sounds can be made clearer.<br> Can well indoor reverberation//standing wave/noise and improve the sound clarity of the space.<br> Made of polyester fiber material, which is environmentally friendly and harmless, safe to breathe and touch,safe for adults, kids and pets.You can use it with confidence.<br> size: 30 x 30 x 5cm<br> Material: Polyester<br> colour: grey+black<br> Package Contents:<br> 12 x Acoustic Panels<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.